Description
Smart Fingerprint Door Lock Cylinder – Adjustable & Secure
Upgrade your door security with the LEI-U Smart Fingerprint Lock Cylinder, designed for flexibility, durability, and intelligent control. Perfectly compatible with wooden and metal doors, this lock brings advanced biometric technology right to your fingertips.
Smart Bluetooth Lock Cylinder – Easy Upgrade for Any Door
- Compatible with door thickness from 70–100mm (can also fit thinner doors, slight extension may occur)
- Works with both handle locks and panel locks
- Supports 4 unlocking methods: Fingerprint, Card, Password, and Mechanical Key
- Connect with gateway for remote WiFi control
- Adjustable design fits both standard and offset (eccentric) lock structures
- Easy installation – simply replace your existing lock cylinder, no complex setup required
- Powered by 4×AAA batteries, with battery status visible in the app
- Controlled via TTLock App
✅ Adjustable Design for Various Door Sizes
• When the center point is in X Position,
➤ A side: 35mm
➤ B side adjustable: 40–65mm
• When the center point is in Y Position,
➤ A side: 50mm
➤ B side adjustable: 25–50mm
IP64
This adjustable structure ensures perfect fitting for door thicknesses between 35–70mm — ideal for most home and office doors.
installation video link:https://fb.watch/GtN2omK_Sm/
⚙️ Product Specifications
• Main Material: High-density aluminum alloy
• Color Options: Black / Silver
• APP Compatibility: Tuya Smart App / TT lock App
• Power Supply: 4×AAA batteries (adaptive power system)
• Emergency Power: USB interface
• Emergency Keys: 2 keys included
• Fingerprint Sensor: Semiconductor type for fast recognition
• Suitable Door Types: Wooden doors, metal doors, etc.
🔑 Multiple Unlocking Methods
Unlock your door in the way that suits you best:
• Fingerprint
• Password
• Mobile APP
• Mechanical Key
⚡ Smart Features & Benefits
• Easy installation – no complex wiring required.
• Intelligent Tuya APP / TT lock control: manage access remotely.
• Stable semiconductor fingerprint sensor for quick and secure unlocking.
• Adjustable cylinder design – fits most European standard doors.
Enhance your home security with style and intelligence.
The LEI-U Smart Fingerprint Lock Cylinder combines modern design with cutting-edge technology, giving you both convenience and peace of mind.
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